The omapdss_component_is_loaded() function test whether a component is loaded by checking whether it is present in the displays list or the outputs list. Simplify the implementation by checking for the component in the global omap_dss_device list.
Signed-off-by: Laurent Pinchart laurent.pinchart@ideasonboard.com Reviewed-by: Sebastian Reichel sebastian.reichel@collabora.co.uk --- drivers/gpu/drm/omapdrm/dss/base.c | 22 +++++++++++++++++++--- drivers/gpu/drm/omapdrm/dss/display.c | 18 ------------------ drivers/gpu/drm/omapdrm/dss/omapdss.h | 3 --- drivers/gpu/drm/omapdrm/dss/output.c | 13 ------------- 4 files changed, 19 insertions(+), 37 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index 18b72d7c717a..63fe0a717884 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -71,6 +71,24 @@ void omapdss_device_unregister(struct omap_dss_device *dssdev) mutex_unlock(&omapdss_devices_lock); }
+static bool omapdss_device_is_registered(struct device_node *node) +{ + struct omap_dss_device *dssdev; + bool found = false; + + mutex_lock(&omapdss_devices_lock); + + list_for_each_entry(dssdev, &omapdss_devices_list, list) { + if (dssdev->dev->of_node == node) { + found = true; + break; + } + } + + mutex_unlock(&omapdss_devices_lock); + return found; +} + /* ----------------------------------------------------------------------------- * Components Handling */ @@ -157,9 +175,7 @@ static bool omapdss_component_is_loaded(struct omapdss_comp_node *comp) { if (comp->dss_core_component) return true; - if (omapdss_component_is_display(comp->node)) - return true; - if (omapdss_component_is_output(comp->node)) + if (omapdss_device_is_registered(comp->node)) return true;
return false; diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index f0f9239f09d1..e7872e0c8dab 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -72,24 +72,6 @@ void omapdss_unregister_display(struct omap_dss_device *dssdev) } EXPORT_SYMBOL(omapdss_unregister_display);
-bool omapdss_component_is_display(struct device_node *node) -{ - struct omap_dss_device *dssdev; - bool found = false; - - mutex_lock(&panel_list_mutex); - list_for_each_entry(dssdev, &panel_list, panel_list) { - if (dssdev->dev->of_node == node) { - found = true; - goto out; - } - } -out: - mutex_unlock(&panel_list_mutex); - return found; -} -EXPORT_SYMBOL(omapdss_component_is_display); - struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev) { if (!try_module_get(dssdev->owner)) diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index e029613509a1..1ccf0c67d308 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -737,9 +737,6 @@ struct dispc_ops { struct dispc_device *dispc_get_dispc(struct dss_device *dss); const struct dispc_ops *dispc_get_ops(struct dss_device *dss);
-bool omapdss_component_is_display(struct device_node *node); -bool omapdss_component_is_output(struct device_node *node); - bool omapdss_stack_is_ready(void); void omapdss_gather_components(struct device *dev);
diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 1a2d24906edd..7f18153a1bde 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -109,19 +109,6 @@ void omapdss_unregister_output(struct omap_dss_device *out) } EXPORT_SYMBOL(omapdss_unregister_output);
-bool omapdss_component_is_output(struct device_node *node) -{ - struct omap_dss_device *out; - - list_for_each_entry(out, &output_list, output_list) { - if (out->dev->of_node == node) - return true; - } - - return false; -} -EXPORT_SYMBOL(omapdss_component_is_output); - struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id) { struct omap_dss_device *out;